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How do I close an open port from the terminal on the Mac?
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In 2018 here is what worked for me using MacOS HighSierra:
sudo lsof -nPi :yourPortNumber
then:
sudo kill -9 yourPIDnumber
share
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R: += (plus equals) and ++ (plus plus) equivalent from c++/c#/java, etc.?
.... You can read more about it here: https://happylittlescripts.blogspot.com/2018/09/make-your-r-code-nicer-with-roperators.html
install.packages('roperators')
require(roperators)
x <- 1:3
x %+=% 1; x
x %-=% 3; x
y <- c('a', 'b', 'c')
y %+=% 'text'; y
y %-=% 'text'; y
# etc
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“Parser Error Message: Could not load type” in Global.asax
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Wow, at 2018 IIS still working this way. Bad, very bad to Microsoft. Thanks!
– Rodrigo T.
Apr 30 '18 at 3:43
1
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HTML list-style-type dash
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Its not working for both Gmail(Nov 2018) and Outlook 2016 now.
– user2875289
Nov 28 '18 at 3:35
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How can I check whether Google Maps is fully loaded?
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In 2018:
var map = new google.maps.Map(...)
map.addListener('tilesloaded', function () { ... })
https://developers.google.com/maps/documentation/javascript/events
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How to communicate between iframe and the parent site?
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It must be here, because accepted answer from 2012
In 2018 and modern browsers you can send a custom event from iframe to parent window.
iframe:
var data = { foo: 'bar' }
var event = new CustomEvent('myCustomEvent', { detail: data })
window.parent.document.dispatchEvent(event)...
How to determine MIME type of file in android?
...nt: getFileExtensionFromUrl() only works with lowercase!
Update (19.03.2018)
Bonus: Above methods as a less verbose Kotlin extension function:
fun File.getMimeType(fallback: String = "image/*"): String {
return MimeTypeMap.getFileExtensionFromUrl(toString())
?.run { MimeTypeMap...
What's default HTML/CSS link color?
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For me, on Chrome (updated June 2018) the color for an unvisited link is #2779F6. You can always get this by zooming in really close, taking a screenshot, and visiting a website like html-color-codes.info that will convert a screenshot to a color code.
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How do you test a public/private DSA keypair?
...-security-infrastructure/tree/master/ssh
Note: My previous answer (in Mar 2018) no longer works with the latest releases of openssh. Previous answer: diff -qs <(ssh-keygen -yf ~/.ssh/id_rsa) <(cut -d ' ' -f 1,2 ~/.ssh/id_rsa.pub)
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Keyboard shortcuts are not active in Visual Studio with Resharper installed
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This worked for me in VS 2019 Pro with ReSharper 2018.3.4.
– Ryan
Apr 10 '19 at 19:11
This a...